Question | Answer |
Define Demography: | The statistical study of populations and how they will change in the future. |
Define Population: | The number of individuals in a specific area |
Density of a Population: | Amount of organisms per unit area or unit volume |
Size of a Population: | Number of individuals in an area |
Dispersion of a Population: | Describes their spacing relative to each other |
Define Immigration: | Movement of individuals into a population |
Define Emigration: | Movement of individuals out of a population |
Three Types of Dispersion: | Uniform, Clumped, and Random |
How is Growth Rate Calculated? | Birth Rate minus Death Rate |
Define Limiting Factor: | Any biotic or abiotic factor that restricts the existence of organisms in a specific environment |
List 3 Examples of Limiting Factors: | Water, Food, and Temperature |
Define Carrying Capacity: | Maximum population size that can be supported by the available resources |
What type of growth is an S-Shaped curve? | Logistic Growth |
What type of growth is an J-Shaped Curve? | Exponential Growth |
What does a straight line represent on a graph regarding population? | Equilibruim; Carrying Capacity |
What are the two forms of life strategists? | R and K Strategists |
Name 5 Characterstics of R Statagists: | Short life span, Small body size, Reproduce quickly, Have many young, and Little parental care |
Name 5 Characterstics of K Strategists: | Long life span, Large body size, Reproduce slowly, Have few young, and Provide parental care |
Define Trend: | Patterns based upon observations |
Define Mean: | Average of all totals |
Define Mode: | The most common number in a data set |
Define Median: | The center number in a data set |
Define Minimum: | The lowest number in a data set |
Define Maximun: | The highest number in a data set |
Define Sum: | The total of all the numbers in a data set |
Define Range: | The lowest total subracted from the lowest total? |
Define Trendline: | The line used through an R squared equation that shows how accurate data is. |
What is one of the most important thing to include when describing trend? | Evidence (Numbers) |